OpenTechnical

OT-2026-000095430

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000095430) never changes.

Identity and time

Publication numberOT-2026-000095430 · never reused
Internal UUID01a0ae9f-8f73-73ca-8251-7307bec649a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095430
StatusPUBLIC

Content hashes

Canonical text389202101f06b1cc6ac05b0e4ae06b881f580bc9aee9d343a6f5a14ecc93d8ab
Markdown1a64b596f3366a5b4f35b8fd0af879ad95d39c482a6794b157b78c841bd9e147
PDF
Publication page31f5282c54af98dd7d3691b354fae3b1b1b9ff61a52e0d99c187702316729cc6
Manifesta0148f237efac8d084d9ebbf159664503a4e9da169b21ef0b7a6e24919b71936

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturezXhtmXce/fZ3NHvaLksWj7dNJwIAd1CjEfialAOoOBhIgsBY9RAj9RVx0Lt2P+GLOMkDfKIKJSfnA2FzSQv5Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:22.327931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095430
observed 31f5282c54af98dd7d3691b354fae3b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:22.310629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095430/manifest.json
observed a0148f237efac8d084d9ebbf15966450...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:22.276979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095430/publication.md
observed 1a64b596f3366a5b4f35b8fd0af879ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:22.241169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095430/publication.txt
observed 389202101f06b1cc6ac05b0e4ae06b88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.